891 resultados para Down, Sindrome de - Fisiopatologia
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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)
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Although highly weathered soils cover considerable areas in tropical regions, little is known about exploration by roots in deep soil layers. Intensively managed Eucalyptus plantations are simple forest ecosystems that can provide an insight into the belowground growth strategy of fast-growing tropical trees. Fast exploration of deep soil layers by eucalypt fine roots may contribute to achieving a gross primary production that is among the highest in the world for forests. Soil exploration by fine roots down to a depth of 10 m was studied throughout the complete cycle in Eucalyptus grandis plantations managed in short rotation. Intersects of fine roots, less than 1 mm in diameter, and medium-sized roots, 1-3 mm in diameter, were counted on trench walls in a chronosequence of 1-, 2-, 3.5-, and 6-year-old plantations on a sandy soil, as well as in an adjacent 6-year-old stand growing in a clayey soil. Two soil profiles were studied down to a depth of 10 m in each stand (down to 6 m at ages 1 and 2 years) and 4 soil profiles down to 1.5-3.0 m deep. The root intersects were counted on 224 m(2) of trench walls in 15 pits. Monitoring the soil water content showed that, after clear cutting, almost all the available water stored down to a depth of 7 m was taken up by tree roots within 1.1 year of planting. The soil space was explored intensively by fine roots down to a depth of 3 m from 1 year after planting, with an increase in anisotropy in the upper layers throughout the rotation. About 60% of fine root intersects were found at a depth of more than 1 m, irrespective of stand age. The root distribution was isotropic in deep soil layers and kriged maps showed fine root clumping. A considerable volume of soil was explored by fine roots in eucalypt plantations on deep tropical soils, which might prevent water and nutrient losses by deep drainage after canopy closure and contribute to maximizing resource uses.
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Pós-graduação em Educação - FFC
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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)
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The project, developed at the Health and Education Studies´ Center, in the Unity of the Science and Philosophy’s College, UNESP, Marilia´s campus, had as goal the development of a study about the appropriation of writing by children with Down ’s syndrome. Five children, from 10 to 13 years old, on different situations of scholar levels, were took part in the project. As research procedure, it was developed weekly pedagogical interventions, based on HistoricalCultural Theory. At the beginning, the group presented different dimensions of approximation with the writing universe. It was observed advances on the graphic representation and on the individual trials of writing. Two childrens began to build small texts, one of the children is on the beginning of the alphabetic writing and two other children continue to present difficulties, getting close of the writing in a very not confortable way, stuck on the scholar formality and a direct mediation to the words constitution is needed.
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The syndrome of Gilles de la Tourette (ST) can cause marked distress in several areas of functioning. The literature indicates that children with TS may present diffi culties in relationships with teachers and peers. This case study exploration aimed to discover and describe the perceptions of parents and teachers of child with TS enrolled in regular school, regarding the child-school relationships. Interviews were conducted with parents of a 8 years-old child, diagnosed with ST and three educators. Participant observation of everyday children’s school was also performed. The set of reports reveals doubts on the part of respondents to identify involuntary behaviors of the child or to identify intentional actions. It was observed that there is still no connection between parents and educators in meeting the needs of the child. It is assumed that intervention strategies in a multidisciplinary perspective could help parents, educators and health care professionals act in a coordinated way in order to improve the school and social interaction of the child.
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The project, developed at the Health and Education Studies ́ Center, in the Unity of the Science and Philosophy’s College, UNESP, Marilia ́s campus, had as goal the development of a study about the appropriation of writing by children with Down ’s syndrome. Five children, from 10 to 13 years old, on different situations of scholar levels, were took part in the project. As research procedure, it was developed weekly pedagogical interventions, based on Historical-Cultural Theory. At the beginning, the group presented different dimensions of approximation with the writing universe. It was observed advances on the graphic representation and on the individual trials of writing. Two children began to build small texts, one of the children is on the beginning of the alphabetic writing and two other children continue to present difficulties, getting close of the writing in a very not comfortable way, stuck on the scholar formality and a direct mediation to the words constitution is needed.
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O objetivo nesta pesquisa consiste em fazer um trabalho de prevenção junto às instituições APAE (Associação de Pais e Amigos de Excepcionais) e ASIN (Associação de síndrome de Down), ambas de São José dos Campos e ASPAD (Associação de Pais e Amigos de síndrome de Down) de Jacareí, orientando e avaliando sobre a presença ou não da instabilidade atlanto-axial (IAA), assim como verificar a prevalência dessa anormalidade nesses indivíduos. Foram convidados a participar do projeto todos os indivíduos das três instituições de assistência à SD, tendo formado uma amostra com 68 indivíduos, com idades entre 2 a 34 anos, sendo 39 do sexo masculino e 29 do feminino. Foram realizadas radiografias da coluna cervical nas posições de extensão, flexão e neutra, para as quais todos os responsáveis assinaram termo de consentimento. A verificação da IAA foi feita pela análise da distância atlanto-odontóide (DAO), utilizando o programa Radiocef, com uma ferramenta criada para isso. A DAO foi analisada nas três incidências, e era considerada a presença de IAA desde que o indivíduo apresentasse valores ?4,5mm em pelo menos uma dessas posições. Após a realização dos testes estatísticos e análise dos resultados, concluímos que a prevalência de IAA foi de 22,1% dos indivíduos, com valores DAO entre 4,5 e 8,83mm, tendo sido mais prevalente nos indivíduos do sexo masculino do que feminino, assim como nas crianças do que nos jovens e adultos. Foi possível verificar também que, a posição de flexão apresentou maior prevalência de IAA, mas que ela não deve sobrepor às posições de extensão e neutra, pois pode omitir casos ausentes em flexão, mas presentes nas outras posições. Dessa forma, foi realizado o trabalho de prevenção com a avaliação da IAA por meio da realização dos exames radiográficos em que os laudos... (Resumo completo, clicar acesso eletrônico abaixo)
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Protrusion of the intervertebral disc can cause chronic progressive compression of the spinal cord, and the neurological associated signs vary according to anatomical location, duration and dynamic force of compression. The type II disc disease is not fully understood, and there are many controversies about is clinical significance and best form of treatment. The most important aspect of conservative treatment is rest and physiotherapy associated with mild exercise, and use of corticosteroids to reduce vasogenic edema. The spinal decompression by surgery for removal of disc material from within the medullary canal is the surgical treatment of choice in type I disc disease, but has technical limitations in the type II disc disease. The purpose of this paper is to review the pathophysiology and treatment of chronic intervertebral disc disease and discuss the controversies in medical treatment and the use of some traditional and new surgical techniques.
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The apnea and hypopnea sleep obstructive syndrome is a disorder that affects part of adult population. Some characteristics can come with this syndrome that cause social problems such as snoring and excessive daytime sleepiness, associated many times with pulmonary hypertension and cardiac insufficiency. The dentist who is inserted into a multidisciplinary team is a professional highly regarded for diagnosis and treatment of sleep disorders. Among treatments recommended, therapy with intraoral appliance shows an excellent non invasive alternative, achieving satisfactory results.
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Periodontal disease (PD) is induced by a complex microbiota, such as Porphyromonas gingivalis, Tannerella forsythia, and Treponema denticola (together called the red complex), which triggers intense inflammatory reaction. Down syndrome (DS) individuals demonstrate a high prevalence of PD compared with those who are otherwise chromosomally normal (euploids). This pilot study aimed to evaluate the effect of non-surgical periodontal treatment in DS chronic periodontitis patients on clinical and microbiological parameters. Patients with chronic periodontitis, 23 DS and 12 euploids (control group), were submitted to non-surgical mechanical periodontal treatment, followed by maintenance for 45 days. Clinical parameters after periodontal treatment were similar in diseased and healthy sites, independent of the genetic background. Diseased sites of DS and control patients harbored similar levels of P. gingivalis and T. forsythia at baseline, but significantly higher levels of T. denticola were found in DS patients. Increased levels of P. gingivalis at healthy sites were found in DS individuals. Non-surgical periodontal therapy decreased the levels of red complex microorganisms and improved the tested clinical parameters of diseased sites in both groups. However, the levels of red complex bacteria were higher in diseased sites of DS patients after the periodontal treatment. We conclude in this pilot study that, although the mechanical periodontal treatment seemed to be effective in DS subjects over a short-term period, the red complex bacteria levels did not decrease significantly in diseased sites, as occurred in controls. Therefore, for DS patients, it seems that the conventional non-surgical periodontal therapy should be improved by utilizing adjuvants to reduce the presence of periodontopathogens.
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Pós-graduação em Medicina Veterinária - FCAV
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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)
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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)
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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)